Julius Petrus began his musical career at age 6 studying piano, and began playing drums at age 14. In 1993 he graduated from the prestigious Musicians Institute in Los Angeles, California where he studied with such greats as Joe Porcaro, Ralph Humprey, Bobbie Gabriel, Ralph Razze and other great teachers and musicians.

Upon graduation he returned to Slovakia and recorded and worked with a who’s who of Slovak pop, rock and jazz ensembles including: ELAN, TEAM, Beata Dubasova, Peter Nagy, LBR, Adriena Bartosova, Juraj Burian, American Peter Cardarelli’s Comfort Zone, Hungarian guitar virtuoso Istvan Alapi, ALAPI&PETRUS PROJECT, and also appeared on local and national television in musicals such as “Nunsense”.